summary {
  list-style: none;
}
img {
  width: 15px;
}
/* 添加样式 */
.directory-card {
  position: fixed;
  width: 200px;
  top: 60px;
  left: 40px;
  font-family: Arial, sans-serif;
  font-size: 16px;
  color: #333;
  background-color: #f5f5f5;
  border: 1px solid #ccc;
  border-radius: 5px;
  padding: 10px;
  margin: 10px;
  border-radius: 20px;
}

.card-bar {
  padding: 10px 10px;
  background: skyblue;
  font-size: 20px;
  margin-bottom: 10px;
  border-radius: 20px 20px 0 0;
}
.card-title {
  font-size: 20px;
  margin-bottom: 10px;
}

.card-header {
  font-size: 18px;
  margin-bottom: 10px;
}

.card-content {
  margin-left: 20px;
}

.card-layer-tree {
  margin-left: 20px;
  margin-bottom: 5px;
}

.card-layer-tree label {
  margin-left: 5px;
}
.card-title {
  font-size: 20px;
  font-weight: bold;
}
.card-header {
  margin-left: 20px;
  font-size: 16px;
  font-weight: bold;
}
.card-content {
  margin-left: 40px;
  font-size: 14px;
}
.card-layer-tree {
  margin-left: 60px;
  font-size: 12px;
}
